Concentration of alcoholic beverages

Details Concentration of alcoholic beverages Concentration of alcoholic beverages

1986-11-24

1988-12-20

Spear, Frank

Liquid purification or separation

Processes

Liquid/liquid solvent or colloidal extraction or diffusing...

210652, B01D 1300

Patent

active

047924020

ABSTRACT:
A method for concentrating alcoholic beverages which comprises subjecting the beverage to reverse osmosis to form a beverage concentrate, said reverse osmosis using a membrane which allows passage of water therethrough and is at least partially permeable to alcohol and volatile flavor components of the beverage but is impermeable to dissolved solids, subjecting the permeate from said reverse osmosis to distillation to separate therefrom alcohol and volatile flavor components of the beverage which have passed through the membrane, and combining the separate alcohol and volatile components with beverage concentrate from reverse osmosis. Apparatus for effecting this method is also described.

REFERENCES:
patent: 4499117 (1985-02-01), Bohheau
"The Recovery of Beer from Yeast and Other Processing Residues by Ultrafiltration", Cantrell, et al, Allied Breweries Ltd., 107 Station Street, Burton-on-Trent, Staffordshire, DE14, 1BZ, United Kingdom, pp. 691-698, 12-1987.

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